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Marquise|Lab Grown|IGI

1.56ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG744514300

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG744514300

Diamond specifications and retailer prices

From $743 AUD
$521 USD
As of November 2, 2026
Save $5,863 AUD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,607 AUD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.56ct lab-grown marquise diamond

This 1.56ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744514300 or 744514300. Listed at 17 retailers as of November 1, 2026, with prices from $743 to $6,607, a $5,863 spread on the same certified stone. Do Amore Diamonds lists it at $6,607. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744514300
Dimensions11.78 × 6.11 × 3.71 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.78 mm6.11 mm1.56 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744514300
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 39°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $6,607 AUD|Low: $729 AUD|High: $6,992 AUD|Avg: $2,509 AUD|-5.5%
Do Amore Diamonds
Retailer 2
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Retailer 11
Retailer 12
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Retailer 17
October 31, 2026
Retailer 15$743 AUD
Retailer 6$833 AUD
Retailer 9$916 AUD
Retailer 7$1,070 AUD
Retailer 8$1,303 AUD
Retailer 16$1,430 AUD
Retailer 12$1,588 AUD
Retailer 14$1,723 AUD
Retailer 10$2,372 AUD
Retailer 17$2,380 AUD
Retailer 5$2,623 AUD
Retailer 3$2,678 AUD
Retailer 4$3,218 AUD
Retailer 2$3,530 AUD
Retailer 11$3,553 AUD
Retailer 13$4,443 AUD
Do Amore Diamonds$6,607 AUD

33 data points across 17 retailers

17 retailers$743 AUD to $6,607 AUD

A
Cheapest Retailer
-
$743 AUD
$521 USD
A
Retailer 2
-
$833 AUD
$584 USD
View
A
Retailer 3
-
$916 AUD
$642 USD
View
Final sale: no returns
A
Retailer 4
-
$1,070 AUD
$750 USD
View
A
Retailer 5
-
$1,303 AUD
$913 USD
View
A
Retailer 6
-
$1,430 AUD
$1,002 USD
View
A
Retailer 7
-
$1,588 AUD
€1,060 EUR
View
A
Retailer 8
-
$1,723 AUD
View
B+
Retailer 9
-
$2,372 AUD
View
B+
Retailer 10
-
$2,380 AUD
$1,668 USD
View
B+
Retailer 11
-
$2,623 AUD
$1,838 USD
View
B+
Retailer 12
-
$2,678 AUD
$1,877 USD
View
B+
Retailer 13
-
$3,218 AUD
$2,255 USD
View
B+
Retailer 14
-
$3,530 AUD
View
B+
Retailer 15
-
$3,553 AUD
$2,490 USD
View
B+
Retailer 16
-
$4,443 AUD
£2,452 GBP
View
Most Expensive
B
Do Amore Diamonds
27-E9C5220D9 · Nov 1
$6,607 AUD
$4,630 USD
View
16 more retailers have this diamond
Prices start from $743 AUDSave up to $5,863 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.56ct Marquise
$743 AUD